52257967 has 2 divisors, whose sum is σ = 52257968. Its totient is φ = 52257966.

The previous prime is 52257941. The next prime is 52257973. The reversal of 52257967 is 76975225.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 52257967 - 2⁷ = 52257839 is a prime.

It is a super-2 number, since 2×52257967² = 5461790229946178, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52257367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26128983 + 26128984.

It is an arithmetic number, because the mean of its divisors is an integer number (26128984).

Almost surely, 2^52257967 is an apocalyptic number.

52257967 is a deficient number, since it is larger than the sum of its proper divisors (1).

52257967 is an equidigital number, since it uses as much as digits as its factorization.

52257967 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 264600, while the sum is 43.

The square root of 52257967 is about 7228.9672153081. The cubic root of 52257967 is about 373.8673187926.

The spelling of 52257967 in words is "fifty-two million, two hundred fifty-seven thousand, nine hundred sixty-seven".